:小小的菇凉
During the in-servicein-service 英[ˈinˈsə:vis] 美[ˈɪnˌsɚvɪs] adj. 在职的,在职期间进行的,不脱产的; [例句]The in-service fleet of airbus aircraft in china is now more than 580; at the end of 2003, it was less than 150.目前中国的在役空客飞机超过了580架;2003年年底还不足150架。
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